For more than 100 years, Missouri has published the Official Manual of the State of Missouri, commonly known as the "Blue Book." Here, you can find detailed information on local, state and federal governments, as well as stories, essays and pictures that help preserve the state's heritage.

In addition to the online version linked below, the Secretary of State's office also offers the 2017-18 Official Manual available for purchase.

Browse Historic Blue Books

Blue Book documents are available on this website in the .pdf format. In order to view or print them, you must have the Adobe Reader installed on your computer. To download a free copy of Adobe Reader, click on the icon below.

NOTE: If you are experiencing problems opening PDFs using IE8, please place the mouse over the selected PDF, right-click then select Open in New Tab or Open in New Window.